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Buyer's guide

Best AI Voice API software

Compare AI Voice API products. Open any profile for real pricing, compliance, and buyer-fit detail, or jump into the ai voice api directory to filter by industry, company size, and certifications.

6 toolsUpdated 2026
Browse the full ai voice api directory for every tool in this category, with filters for industry, company size, and certifications.
  1. 1
    Deepgram logo
    Deepgram provides speech-to-text and voice understanding APIs for teams building transcription, voice workflows, and AI-powered audio products.
    AI Voice API
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  2. 2
    Cartesia logo
    Cartesia builds voice model infrastructure focused on real-time performance for conversational interfaces and AI voice products.
    AI Voice API
    20% off
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  3. 3
    AssemblyAI logo
    AssemblyAI provides speech-to-text, real-time transcription, and voice intelligence models for teams shipping voice AI and audio-driven workflows.
    Speech-to-Text Platforms
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  4. 4
    Resemble AI logo
    Resemble AI provides real-time AI voice generation, voice cloning, and speech-to-speech conversion with deepfake detection capabilities.
    AI Voice & Speech
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  5. 5
    Volcano Engine logo
    Volcano Engine: ByteDance's enterprise cloud platform offering recommendation algorithms, video processing, AI services, and data infrastructure built on the technology powering TikTok and Douyin.
    Cloud Infrastructure
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  6. 6
    WellSaid Labs logo
    WellSaid Labs provides enterprise AI voice generation for creating human-quality voiceovers for e-learning, marketing, and corporate communications.
    AI Dubbing and Voiceover
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  7. 7
    Palabra AI logo
    Palabra AI: Real-time voice translation API that enables multilingual conversations with low latency and voice cloning.
    AI Voice API
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  8. 8
    Empath Voice Japan logo
    Empath Voice Japan: Emotion recognition voice AI from Japan.
    AI Sentiment Analysis
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  9. 9
    AI|COUSTICS logo
    AI|COUSTICS: AI-powered speech enhancement API that isolates and improves voice quality in real-time for calls and recordings.
    AI Voice API
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  10. 10
    Voicegain logo
    Voicegain: Speech-to-text platform with real-time and offline transcription APIs for call centers and meeting recordings.
    Speech-to-Text Platforms
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  11. 11
    Unreal Speech logo
    Unreal Speech: Low-cost high-quality AI text-to-speech API with natural voices for developers and media producers.
    Text-to-Speech
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  12. 12
    Soniox logo
    Soniox: Real-time speech recognition platform with state-of-the-art accuracy for transcription and voice applications.
    AI Voice API
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  13. 13
    Wit.ai logo
    Wit.ai: Meta's open NLP platform for building conversational applications with speech and text understanding capabilities.
    Conversational AI
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  14. 14
    VoiceBase logo
    VoiceBase: Enterprise speech analytics API with transcription, PCI redaction, sentiment analysis, and predictive analytics.
    Speech Analytics
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  15. 15
    Fish Audio logo
    Fish Audio: Open-source voice synthesis platform with high-quality voice cloning and multilingual text-to-speech generation.
    Text-to-Speech
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  16. 16
    iFlytek Open Platform logo
    iFlytek Open Platform: Chinese speech AI platform offering voice services, translation, and enterprise AI solutions.
    AI Voice API
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  17. 17
    LMNT AI logo
    LMNT AI: Ultra-low-latency voice AI and text-to-speech platform for developers.
    Text-to-Speech Platforms
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  18. 18
    Rev AI logo
    Rev AI: Speech-to-text API by Rev providing accurate automatic transcription with speaker diarization and custom vocabulary.
    AI Transcription
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  19. 19
    Neuphonic logo
    Neuphonic: Conversational voice AI platform offering low-latency TTS for agents and voice applications.
    AI Voice API
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  20. 20
    Pyannote AI logo
    Pyannote AI: Speaker diarization API from the creators of pyannote open source library.
    AI Voice API
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  21. 21
    Sarvam AI logo
    Sarvam AI: Indian AI research lab building open source multilingual models.
    AI Safety & Research
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  22. 22
    Picovoice logo
    Picovoice: On-device voice AI platform providing wake word detection, speech-to-text, and NLU without cloud dependency.
    AI Voice API
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  23. 23
    Gladia logo
    Gladia: AI audio transcription API with enterprise-grade speech-to-text, translation, and audio intelligence features.
    AI Transcription
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  24. 24
    SpeechText.AI logo
    SpeechText.AI: AI speech recognition API for transcribing meetings, calls, and media with domain-specific accuracy tuning.
    Speech-to-Text Platforms
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  25. 25
    Voice.ai logo
    Voice.ai: Real-time AI voice changer with celebrity and custom voices for streamers, gamers, and content creators.
    AI Voice Generation
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  26. 26
    Speko logo
    Speko: OpenRouter for voice AI
    AI Voice API
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Frequently asked

What is the best ai voice api software?

The guide above features ai voice api tools with complete, vendor-maintained profiles. Open any profile for real pricing, compliance, and buyer-fit detail before you shortlist.

How does Cubbie choose these ai voice api tools?

Listings come from the live Cubbie catalog. Cubbie does not accept payment for ranking position.

Ranked from Cubbie's live catalog, https://www.cubbie.com/best/ai-voice-api